<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<frameset rows="20%,75%,5%">
		<frame src="2.html" >
		<frameset cols="200px,*">
			<!-- 中间 -->
			<frame src="3.html" >
			<frame src="5.html" name="content">
		</frameset>
		<frame src="4.html" >
	</frameset>
</html>
